1948760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 4942080

約数和(自身を除く): 2993320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 103, 110, 172, 206, 215, 220, 344, 412, 430, 440, 473, 515, 824, 860, 946, 1030, 1133, 1720, 1892, 2060, 2266, 2365, 3784, 4120, 4429, 4532, 4730, 5665, 8858, 9064, 9460, 11330, 17716, 18920, 22145, 22660, 35432, 44290, 45320, 48719, 88580, 97438, 177160, 194876, 243595, 389752, 487190, 974380, 1948760]

約数ペア:

[(1, 1948760), (2, 974380), (4, 487190), (5, 389752), (8, 243595), (10, 194876), (11, 177160), (20, 97438), (22, 88580), (40, 48719), (43, 45320), (44, 44290), (55, 35432), (86, 22660), (88, 22145), (103, 18920), (110, 17716), (172, 11330), (206, 9460), (215, 9064), (220, 8858), (344, 5665), (412, 4730), (430, 4532), (440, 4429), (473, 4120), (515, 3784), (824, 2365), (860, 2266), (946, 2060), (1030, 1892), (1133, 1720)]